The damage to the carpet in this case is being caused by uv degradation from the sun.
Uv test results on carpet.
Other related test methods.
Uv clean efficacy test results based on data from third party labs.
As an alternative to quv testing one should consider astm g155 which uses a different light source.
These test methods are used to predict the uv stability of a product over a number of years.
The hexapod uses a smaller ball but more cylcles 4 000 residential and 12 000 commercial products while the vetterman with the larger ball testing cycles are 5 000 residential and 22 000 commercial carpet.
Test resultstest standards accelerated exposure to uv light iso 4892 2 sae j2527 2004 supersedes sae j1960 2004 automotive light fastness sae j1885 color fastness to chlorine as2001 4 11 color fastness to light iso 105 b02 color fastness to salt water as2001 4 e02 asiso 105 e02 floorings fire test asiso 9239 1 general aviation fire test far23 853 note.
The last three filters the hoya uv g series king uv and tiffen uv were no better than good quality window glass.
As far as the testing results both methods produce similar and acceptable test results.
Here are 15 most frequent uv testing faqs 1.
Here is a test to show the best uv lights in the carpet cleaning industry for professionals.
The exposure is westerly and receives lots of sun.
Finally upon exposure to astm g154 different measurements can be made to quantify the aging impact.
During our testing we put a piece of regular glass and a very worn out lens from our colleague s reading glasses in the spectrophotometer to compare the results.
Westerly and southwest exposures are most susceptible to sun damage and the closer to the equator or further south in the u s the greater the chance of sun and uv damage through windows.
Two of the accepted uv stability tests in the coated fabrics industry include aatcc test method 16 2004 colorfastness to light and astm d4329 05 standard practice for fluorescent uv exposure of plastics.
These conditions helped measure dosing strength against a variety of germs.
For more information about alternative techniques you can also review the following links.
What is the acceleration factor of a xenon arc or uv test.
En 29073 din 29073 weight per unit area.
The uv clean phone sanitizer and uv clean portable sanitizer bag were tested under a number of different conditions.
Uv clean phone sanitizer kills up to 99 9 of e.
It is cruel to say but true.
Accelerated weathering astm testing coating testing and polymer testing.
Dupont spot bleed test.